7.8
HIGH
CVE-2020-12377
Intel Server Boards Firmware Privilege Escalation Vulnerability
Description

Insufficient input validation in the BMC firmware for some Intel(R) Server Boards, Server Systems and Compute Modules before version 2.47 may allow an authenticated user to potentially enable escalation of privilege via local access.

INFO

Published Date :

Feb. 17, 2021, 2:15 p.m.

Last Modified :

Nov. 21, 2024, 4:59 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2020-12377 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Intel bmc_firmware
2 Intel hns2600bpb
3 Intel hns2600bpb24
4 Intel hns2600bpblc
5 Intel hns2600bpblc24
6 Intel hns2600bpq
7 Intel hns2600bpq24
8 Intel hns2600bps
9 Intel hns2600bps24
10 Intel r1208wftys
11 Intel r1304wf0ys
12 Intel r1304wftys
13 Intel r2208wf0zs
14 Intel r2208wfqzs
15 Intel r2208wftzs
16 Intel r2224wfqzs
17 Intel r2224wftzs
18 Intel r2308wftzs
19 Intel r2312wf0np
20 Intel r2312wfqzs
21 Intel r2312wftzs
22 Intel s2600stb
23 Intel s2600stq
24 Intel s2600wfq
25 Intel s2600wft
26 Intel hns2600bpb24r
27 Intel hns2600bpblc24r
28 Intel hns2600bpbr
29 Intel hns2600bpq24r
30 Intel hns2600bpqr
31 Intel hns2600bps24r
32 Intel hns2600bpsr
33 Intel r1208wfqysr
34 Intel r1208wftysr
35 Intel r1304wf0ysr
36 Intel r1304wftysr
37 Intel r2208wf0zsr
38 Intel r2208wfqzsr
39 Intel r2208wftzsr
40 Intel r2224wftzsr
41 Intel r2308wftzsr
42 Intel r2312wf0npr
43 Intel r2312wftzsr
44 Intel s2600wf0
45 Intel s2600bpsr
46 Intel s2600bpbr
47 Intel s2600bpqr
48 Intel r1000wf
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-12377.

URL Resource
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00434.html Patch Vendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00434.html Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-12377 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-12377 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00434.html
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Feb. 22, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00434.html No Types Assigned https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00434.html Patch, Vendor Advisory
    Added CWE NIST CWE-20
    Added CPE Configuration AND OR *cpe:2.3:o:intel:bmc_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.47 OR cpe:2.3:h:intel:hns2600bpb:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpb24:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpb24r:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpblc:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpblc24:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpblc24r:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpbr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpq:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpq24:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpq24r:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpqr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bps:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bps24:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bps24r:-:*:*:*:*:*:*:* cpe:2.3:h:intel:hns2600bpsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1000wf:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1208wfqysr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1208wftys:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1208wftysr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1304wf0ys:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1304wf0ysr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1304wftys:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r1304wftysr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2208wf0zs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2208wf0zsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2208wfqzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2208wfqzsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2208wftzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2208wftzsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2224wfqzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2224wftzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2224wftzsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2308wftzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2308wftzsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2312wf0np:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2312wf0npr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2312wfqzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2312wftzs:-:*:*:*:*:*:*:* cpe:2.3:h:intel:r2312wftzsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600bpbr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600bpqr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600bpsr:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600stb:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600stq:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600wf0:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600wfq:-:*:*:*:*:*:*:* cpe:2.3:h:intel:s2600wft:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-12377 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-12377 weaknesses.

CAPEC-3: Using Leading 'Ghost' Character Sequences to Bypass Input Filters Using Leading 'Ghost' Character Sequences to Bypass Input Filters CAPEC-7: Blind SQL Injection Blind SQL Injection CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-13: Subverting Environment Variable Values Subverting Environment Variable Values CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-22: Exploiting Trust in Client Exploiting Trust in Client CAPEC-23: File Content Injection File Content Injection CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-28: Fuzzing Fuzzing CAPEC-31: Accessing/Intercepting/Modifying HTTP Cookies Accessing/Intercepting/Modifying HTTP Cookies CAPEC-42: MIME Conversion MIME Conversion CAPEC-43: Exploiting Multiple Input Interpretation Layers Exploiting Multiple Input Interpretation Layers CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-52: Embedding NULL Bytes Embedding NULL Bytes CAPEC-53: Postfix, Null Terminate, and Backslash Postfix, Null Terminate, and Backslash CAPEC-63: Cross-Site Scripting (XSS) Cross-Site Scripting (XSS) CAPEC-64: Using Slashes and URL Encoding Combined to Bypass Validation Logic Using Slashes and URL Encoding Combined to Bypass Validation Logic CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-71: Using Unicode Encoding to Bypass Validation Logic Using Unicode Encoding to Bypass Validation Logic CAPEC-72: URL Encoding URL Encoding CAPEC-73: User-Controlled Filename User-Controlled Filename CAPEC-78: Using Escaped Slashes in Alternate Encoding Using Escaped Slashes in Alternate Encoding CAPEC-79: Using Slashes in Alternate Encoding Using Slashes in Alternate Encoding CAPEC-80: Using UTF-8 Encoding to Bypass Validation Logic Using UTF-8 Encoding to Bypass Validation Logic CAPEC-81: Web Server Logs Tampering Web Server Logs Tampering CAPEC-83: XPath Injection XPath Injection CAPEC-85: AJAX Footprinting AJAX Footprinting CAPEC-88: OS Command Injection OS Command Injection CAPEC-101: Server Side Include (SSI) Injection Server Side Include (SSI) Injection CAPEC-104: Cross Zone Scripting Cross Zone Scripting CAPEC-108: Command Line Execution through SQL Injection Command Line Execution through SQL Injection CAPEC-109: Object Relational Mapping Injection Object Relational Mapping Injection CAPEC-110: SQL Injection through SOAP Parameter Tampering SQL Injection through SOAP Parameter Tampering CAPEC-120: Double Encoding Double Encoding CAPEC-135: Format String Injection Format String Injection CAPEC-136: LDAP Injection LDAP Injection CAPEC-153: Input Data Manipulation Input Data Manipulation CAPEC-182: Flash Injection Flash Injection CAPEC-209: XSS Using MIME Type Mismatch XSS Using MIME Type Mismatch CAPEC-230: Serialized Data with Nested Payloads Serialized Data with Nested Payloads CAPEC-231: Oversized Serialized Data Payloads Oversized Serialized Data Payloads CAPEC-250: XML Injection XML Injection CAPEC-261: Fuzzing for garnering other adjacent user/sensitive data Fuzzing for garnering other adjacent user/sensitive data CAPEC-267: Leverage Alternate Encoding Leverage Alternate Encoding CAPEC-473: Signature Spoof Signature Spoof CAPEC-588: DOM-Based XSS DOM-Based XSS CAPEC-664: Server Side Request Forgery Server Side Request Forgery
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.10264

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability